// import parseTime, formatTime and set to filter

/**
 * Show plural label if time is plural number
 * @param {number} time
 * @param {string} label
 * @return {string}
 */
function pluralize(time, label) {
  if (time === 1) {
    return time + label;
  }
  return time + label + "s";
}

/**
 * @param {number} time
 */
export function timeAgo(time) {
  const between = Date.now() / 1000 - Number(time);
  if (between < 3600) {
    return pluralize(~~(between / 60), " minute");
  } else if (between < 86400) {
    return pluralize(~~(between / 3600), " hour");
  } else {
    return pluralize(~~(between / 86400), " day");
  }
}

/**
 * Number formatting
 * like 10000 => 10k
 * @param {number} num
 * @param {number} digits
 */
export function numberFormatter(num, digits) {
  const si = [
    { value: 1e18, symbol: "E" },
    { value: 1e15, symbol: "P" },
    { value: 1e12, symbol: "T" },
    { value: 1e9, symbol: "G" },
    { value: 1e6, symbol: "M" },
    { value: 1e3, symbol: "k" }
  ];
  for (let i = 0; i < si.length; i++) {
    if (num >= si[i].value) {
      return (
        (num / si[i].value)
          .toFixed(digits)
          .replace(/\.0+$|(\.[0-9]*[1-9])0+$/, "$1") + si[i].symbol
      );
    }
  }
  return num.toString();
}

/**
 * 10000 => "10,000"
 * @param {number} num
 */
export function toThousandFilter(num) {
  return (+num || 0)
    .toString()
    .replace(/^-?\d+/g, m => m.replace(/(?=(?!\b)(\d{3})+$)/g, ","));
}

/**
 * Upper case first char
 * @param {String} string
 */
export function uppercaseFirst(string) {
  return string.charAt(0).toUpperCase() + string.slice(1);
}

export function parseTime(time, cFormat) {
  if (arguments.length === 0) {
    return null;
  }

  if ((time + "").length === 10) {
    time = +time * 1000;
  }

  const format = cFormat || "{y}-{m}-{d} {h}:{i}:{s}";
  let date;
  if (typeof time === "object") {
    date = time;
  } else {
    date = new Date(parseInt(time));
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay()
  };
  const timeStr = format.replace(/{(y|m|d|h|i|s|a)+}/g, (result, key) => {
    let value = formatObj[key];
    if (key === "a") {
      return ["一", "二", "三", "四", "五", "六", "日"][value - 1];
    }
    if (result.length > 0 && value < 10) {
      value = "0" + value;
    }
    return value || 0;
  });
  return timeStr;
}

export function formatTime(time, option) {
  time = +time * 1000;
  const d = new Date(time);
  const now = Date.now();

  const diff = (now - d) / 1000;

  if (diff < 30) {
    return "刚刚";
  } else if (diff < 3600) {
    // less 1 hour
    return Math.ceil(diff / 60) + "分钟前";
  } else if (diff < 3600 * 24) {
    return Math.ceil(diff / 3600) + "小时前";
  } else if (diff < 3600 * 24 * 2) {
    return "1天前";
  }
  if (option) {
    return parseTime(time, option);
  } else {
    return (
      d.getMonth() +
      1 +
      "月" +
      d.getDate() +
      "日" +
      d.getHours() +
      "时" +
      d.getMinutes() +
      "分"
    );
  }
}
export function getNowFormatDate() {
  var date = new Date();
  var seperator1 = "-";
  var year = date.getFullYear();
  var month = date.getMonth() + 1;
  var strDate = date.getDate();
  if (month >= 1 && month <= 9) {
    month = "0" + month;
  }
  if (strDate >= 0 && strDate <= 9) {
    strDate = "0" + strDate;
  }
  var currentdate = year + seperator1 + month + seperator1 + strDate;
  return currentdate;
}
/* 数字 格式化 */
export function nFormatter(num, digits) {
  const si = [
    {
      value: 1e18,
      symbol: "E"
    },
    {
      value: 1e15,
      symbol: "P"
    },
    {
      value: 1e12,
      symbol: "T"
    },
    {
      value: 1e9,
      symbol: "G"
    },
    {
      value: 1e6,
      symbol: "M"
    },
    {
      value: 1e3,
      symbol: "k"
    }
  ];
  for (let i = 0; i < si.length; i++) {
    if (num >= si[i].value) {
      return (
        (num / si[i].value + 0.1)
          .toFixed(digits)
          .replace(/\.0+$|(\.[0-9]*[1-9])0+$/, "$1") + si[i].symbol
      );
    }
  }
  return num.toString();
}

export function html2Text(val) {
  const div = document.createElement("div");
  div.innerHTML = val;
  return div.textContent || div.innerText;
}

export function toThousandslsFilter(num) {
  return (+num || 0)
    .toString()
    .replace(/^-?\d+/g, m => m.replace(/(?=(?!\b)(\d{3})+$)/g, ","));
}
// 验证手机号
export function checkPhone(rule, value, callback) {
  if (!value) {
    return callback(new Error("手机号不能为空"));
  } else {
    const reg = /^1[3|4|5|7|8][0-9]\d{8}$/;
    if (reg.test(value)) {
      callback();
    } else {
      return callback(new Error("请输入正确的手机号"));
    }
  }
}
export function checkPassword(rule, value, callback) {
  if (!value) {
    return callback(new Error("密码不能为空"));
  } else if (value.length < 6) {
    callback(new Error("请至少输入 6 个字符。请不要使用容易被猜到的密码"));
  } else {
    callback();
  }
}
// 手机号证验证
export function checkTel(value, callback) {
  var reg = /^1[3|4|5|7|8][0-9]\d{8}$/;
  return reg.test(value);
}
// 身份证验证
export function checkiDNumber(value, callback) {
  var reg = /\d{17}[\d|x]|\d{15}/;
  return reg.test(value);
}
// 身份证验证
export function checkEmails(value, callback) {
  var reg = /^[A-Za-zd]+([-_.][A-Za-zd]+)*@([A-Za-zd]+[-.])+[A-Za-zd]{2,5}$/;
  return reg.test(value);
}
// 邮箱验证
export function checkEmail(rule, value, callback) {
  if (!value) {
    return callback(new Error("邮箱不能为空"));
  } else {
    var reg = /^[A-Za-zd]+([-_.][A-Za-zd]+)*@([A-Za-zd]+[-.])+[A-Za-zd]{2,5}$/;
    if (reg.test(value)) {
      callback();
    } else {
      return callback(new Error("请输入正确的邮箱"));
    }
  }
}
// 英文验证
export function checkCode(value, callback) {
  var reg = /^[A-Za-z]+$/g;
  return reg.test(value);
}
// qq验证
export function checkQq(value, callback) {
  var reg = /^[0-9]+$/g;
  return reg.test(value);
}
// 银行卡号
export function formatBankNo(BankNo, callback) {
  var strBin =
    "10,18,30,35,37,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,58,60,62,65,68,69,84,87,88,94,95,98,99";
  return strBin;
}
export function getStrleng(str, max) {
  var myLen = 0;
  for (var i = 0; i < str.length && myLen <= max * 2; i++) {
    if (str.charCodeAt(i) > 0 && str.charCodeAt(i) < 128) {
      myLen++;
    } else myLen += 2;
  }
  return myLen;
}
// 上传图片格式控制
export function updatedImg(file, obj, callback, func) {
  if (file.size < 10100000) {
    var fileName = file.name;
    var suffix = fileName
      .substring(fileName.lastIndexOf(".") + 1)
      .toUpperCase();
    if (
      suffix === "PDF" ||
      suffix === "JPG" ||
      suffix === "JPEG" ||
      suffix === "PNG" ||
      suffix === "GIF"
    ) {
      return true;
    } else {
      var tipType = "文件类型不正确,请重新上传";
      callback(tipType);
      return false;
    }
  } else {
    var tipSize = "文件大小超过5M,请重新上传";
    callback(tipSize);
    return false;
  }
}
// 上传文档格式控制
export function updatedFile(file, obj, callback, func) {
  if (file.size < 10100000) {
    var fileName = file.name;
    var suffix = fileName
      .substring(fileName.lastIndexOf(".") + 1)
      .toUpperCase();
    if (
      suffix === "DOC" ||
      suffix === "DOCX" ||
      suffix === "XLS" ||
      suffix === "XLSX" ||
      suffix === "PDF" ||
      suffix === "ZIP" ||
      suffix === "RAR"
    ) {
      return true;
    } else {
      var tipType = "文件类型不正确,请重新上传";
      callback(tipType);
      return false;
    }
  } else {
    var tipSize = "文件大小超过5M,请重新上传";
    callback(tipSize);
    return false;
  }
}
export function importFile(file, obj, callback, func) {
  if (file.size < 10100000) {
    var fileName = file.name;
    var suffix = fileName
      .substring(fileName.lastIndexOf(".") + 1)
      .toUpperCase();
    if (suffix === "XLS" || suffix === "XLSX") {
      return true;
    } else {
      var tipType = "文件类型不正确,请重新上传";
      callback(tipType);
      return false;
    }
  } else {
    var tipSize = "文件大小超过10M,请重新上传";
    callback(tipSize);
    return false;
  }
}
export function minHeight(resfile) {
  return document.body.clientHeight - 180 + "px";
}

export function formatDate(date, fmt = `yyyy-MM-dd hh:mm:ss`) {
  if (!(date instanceof Array)) {
    date = new Date(date);
  }
  if (/(y+)/.test(fmt)) {
    fmt = fmt.replace(
      RegExp.$1,
      (date.getFullYear() + "").substr(4 - RegExp.$1.length)
    );
  }
  const o = {
    "M+": date.getMonth() + 1,
    "d+": date.getDate(),
    "h+": date.getHours(),
    "m+": date.getMinutes(),
    "s+": date.getSeconds()
  };
  for (const k in o) {
    if (new RegExp(`(${k})`).test(fmt)) {
      const str = o[k] + "";
      fmt = fmt.replace(
        RegExp.$1,
        RegExp.$1.length === 1 ? str : padLeftZero(str)
      );
    }
  }
  return fmt;
}

function padLeftZero(str) {
  return ("00" + str).substr(str.length);
}
export function getBlob(response) {
  const blob = new Blob([response.data], {
    type: "application/vnd.ms-excel"
  });
  const link = document.createElement("a");
  link.href = window.URL.createObjectURL(blob);
  var filename = decodeURI(response.headers.filename);
  // link.download = filename + '.xls'
  link.download = filename;
  link.click();
}
// 图片 blob 流转化为可用 src
export function imgHandle(obj) {
  return window.URL.createObjectURL(obj);
}
